* Christoph Hellwig <[email protected]> wrote:
> On Thu, Nov 10, 2005 at 01:37:19PM -0800, Christoph Lameter wrote:
> > On Thu, 10 Nov 2005, Andrew Morton wrote:
> >
> > > spinlock in struct page, and the size of the spinlock varies a lot according
> > > to config. The only >wordsize version we really care about is
> > > CONFIG_PREEMPT, NR_CPUS >= 4. (which distros don't ship...)
> >
> > Suse, Debian and Redhat ship such kernels.
>
> No. SuSE and Redhat have always been smart enough to avoid
> CONFIG_PREEMPT like the plague, and even Debian finally noticed this a
> few month ago.
while you are right about CONFIG_PREEMPT, there is some movement in this
area: CONFIG_PREEMPT_VOLUNTARY is now turned on in Fedora kernels, and
PREEMPT_BKL is turned on for SMP kernels.
Ingo
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
